:root {
  --ci-gold: #F9C400;
  --ci-gold-1: #FFE55A;
  --ci-gold-2: #FDBA12;
  --ci-gold-3: #F28C00;
  --ci-black: #111111;
  --ci-white: #ffffff;
  --ci-border: #d6d7db;
  --ci-muted: #6b6e76;
  --ci-error: #dc2626;
  --ci-success: #16a34a;
  --ci-info: #2563eb;
  --ff-base: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --ff-heading: "Poppins", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --fs-base: 16px;
  --fs-sm: clamp(14px, 3.2vw, 15px);
  --fs-md: clamp(16px, 2.6vw, 17px);
  --fs-lg: clamp(18px, 2.4vw, 19px);
  --fs-h3: clamp(20px, 3.6vw, 24px);
  --fs-h2: clamp(24px, 4.2vw, 32px);
  --fs-h1: clamp(32px, 5.2vw, 40px);
  --lh: 1.6;
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --space-1: 8px;
  --space-2: 12px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
  --gap-1: 12px;
  --gap-2: 20px;
  --gap-3: 32px;
  --gap-4: 36px;
  --container-max: 1200px;
  --container-pad: 16px;
  --header-height: 72px;
  --shadow-1: 0 10px 30px rgba(0,0,0,0.08);
  --shadow-2: 0 12px 32px rgba(0,0,0,0.12);
  --transition-fast: 150ms ease;
  --transition-med: 240ms ease;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ci-black: #ffffff;
    --ci-white: #1a1a1a;
    --ci-border: #3f3f46;
    --ci-muted: #a1a1aa;
    --ci-error: #ef4444;
    --ci-success: #22c55e;
    --ci-info: #3b82f6;
    --shadow-1: 0 10px 30px rgba(0,0,0,0.2);
    --shadow-2: 0 12px 32px rgba(0,0,0,0.3);
  }

  .energy-pass-section {
    background: var(--ci-white);
  }

  .energy-pass-section::before {
    background: linear-gradient(90deg, rgba(26,26,26,0.55) 0%, rgba(26,26,26,0.75) 35%, rgba(26,26,26,0.90) 60%, var(--ci-white) 85%);
  }

  .energy-pass-bg img {
    filter: saturate(1.08) contrast(1.04) brightness(0.92);
  }

  .energy-pass-section .section-subtitle {
    color: var(--ci-muted);
  }

  .ep-card {
    background: #2d2d2d;
    border-color: rgba(255,255,255,0.12);
    box-shadow: var(--shadow-1);
  }

  .ep-card:hover {
    border-color: rgba(253,186,18,0.55);
    box-shadow: var(--shadow-2);
  }

  .ep-card-head i,
  .ep-price,
  .ep-checklist i,
  .ep-step-icon,
  .ep-step-icon i,
  .ep-step-label,
  .ep-trust {
    color: var(--ci-black);
  }

  .ep-process::before,
  .ep-step:first-child::before,
  .ep-step:last-child::before {
    background: var(--ci-black);
  }

  .ep-step-icon {
    border-color: var(--ci-black);
  }
}

@media (max-width: 767.98px) {
  :root {
    --space-section-sm: calc(var(--space-4) - 6px);
    --space-section-md: calc(var(--space-5) - 8px);
    --space-section-lg: calc(var(--space-6) - 10px);
  }
}

@media (min-width: 992px) {
  :root {
    --header-height: 88px;
  }
}

@media (min-width: 1200px) {
  :root {
    --container-pad: 24px;
  }
}

.energy-pass-section {
  position: relative;
  padding: clamp(32px, 4vw, 56px) 0;
  margin: var(--space-6) 0;
  background: var(--ci-white);
  overflow: hidden;
}

.energy-pass-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.energy-pass-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(1.08) contrast(1.04) brightness(0.99);
}

.energy-pass-section::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(90deg, rgba(255,255,255,0.55) 0%, rgba(255,255,255,0.75) 35%, rgba(255,255,255,0.90) 60%, #ffffff 85%);
}

.energy-pass-section .section-title {
  position: relative;
  z-index: 2;
  text-align: center;
  margin: 0 0 var(--space-2);
  font-size: var(--fs-h2);
  font-family: var(--ff-heading);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.energy-pass-section .section-subtitle {
  position: relative;
  z-index: 2;
  text-align: center;
  margin: 0 0 var(--space-5);
  font-size: var(--fs-lg);
  font-weight: 500;
  color: var(--ci-muted);
}

.energy-pass-cards {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin: 0 0 var(--space-6);
}

@media (max-width: 991.98px) {
  .energy-pass-cards {
    grid-template-columns: 1fr;
  }
}

.ep-card {
  background: var(--ci-white);
  border: 1px solid var(--ci-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
  padding: clamp(18px, 2vw, 24px);
  transition: transform var(--transition-med), box-shadow var(--transition-med), border-color var(--transition-med);
}

.ep-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-2);
  border-color: rgba(253,186,18,0.45);
}

.ep-card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: var(--space-1);
}

.ep-card-head i {
  font-size: 28px;
  color: var(--ci-black);
}

.ep-card h4 {
  font-size: var(--fs-h3);
  margin: 0;
  font-weight: 800;
}

.ep-price {
  font-size: var(--fs-h2);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ci-black);
  margin: 4px 0 var(--space-2);
}

.ep-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.ep-checklist li {
  display: grid;
  grid-template-columns: 20px 1fr;
  align-items: start;
  column-gap: 10px;
  font-size: var(--fs-md);
  line-height: 1.5;
}

.ep-checklist i {
  color: var(--ci-black);
  font-size: 14px;
  line-height: 1.2;
  margin-top: 2px;
}

.ep-process {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  align-items: start;
  margin: 0 0 var(--space-5);
}

@media (max-width: 767.98px) {
  .ep-process {
    display: none;
  }
}

.ep-process::before {
  content: "";
  position: absolute;
  left: 4px;
  right: 4px;
  top: 22px;
  height: 3px;
  z-index: 0;
  background: var(--ci-black);
  border-radius: 2px;
}

.ep-step {
  position: relative;
  z-index: 1;
  text-align: center;
}

.ep-step:first-child::before,
.ep-step:last-child::before {
  content: "";
  position: absolute;
  top: 18px;
  left: 50%;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ci-black);
  transform: translateX(-50%);
}

.ep-step-icon {
  width: 44px;
  height: 44px;
  margin: 0 auto 8px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: var(--ci-white);
  border: 2px solid var(--ci-black);
}

.ep-step-icon i {
  color: var(--ci-black);
  font-size: 18px;
}

.ep-step-label {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--ci-black);
}

.ep-cta {
  position: relative;
  z-index: 2;
  text-align: center;
}

.ep-cta .btn {
  border-radius: var(--radius);
  padding: 12px 20px;
}

.ep-trust {
  margin-top: var(--space-2);
  font-size: var(--fs-sm);
  color: var(--ci-black);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.ep-trust::before {
  content: "✓";
  display: inline-block;
  font-weight: 800;
  line-height: 1;
  width: 18px;
  height: 18px;
  text-align: center;
}

@media (prefers-reduced-motion: reduce) {
  .ep-card,
  .ep-cta .btn {
    transition: none;
  }
}